221603975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1451}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 283575600

約数和(自身を除く): 61971625

約数列:

[1, 5, 25, 41, 149, 205, 745, 1025, 1451, 3725, 6109, 7255, 30545, 36275, 59491, 152725, 216199, 297455, 1080995, 1487275, 5404975, 8864159, 44320795, 221603975]

約数ペア:

[(1, 221603975), (5, 44320795), (25, 8864159), (41, 5404975), (149, 1487275), (205, 1080995), (745, 297455), (1025, 216199), (1451, 152725), (3725, 59491), (6109, 36275), (7255, 30545)]